Check out the BTS of how I made Steamboat Willie's optical sound - free! This is where I have links to the programs I used. More info and sources at bottom. Find me elsewhere: Instagram: Twitter: Patreon: Where I get my music (Free trial affiliate link): My camera, as of February 2022 (affiliate link): My main lens: My main light: My main light accessory: Okie dokie - first some credits. Check out Not An Animation Historian who gave me scans! The Steamboat Willie model is Creative Commons via Adrian Cojocaru. What a genius! Nice similar vid over at Technology Connections you can watch if you wanna nerd out more. Finding His Voice - Fleischer Bros. explainer of optical sound Sound Recording - Encyclopedia Britannica. Very helpful breakdown. Disney's World: Source of a lot of the orchestra narrative and the India Ink fact. Working With Walt: Source of the Wilfred Jackson quote (that whole thing is a quote) and some other factoids. A Mickey Mouse Reader: Source of other Steamboat Willie anecdotes.